- Definitions|1
- Thesaurus|693
- Abbreviations|0
47 entries under determined topic. ×
| persistent(adjective, strong, strain, flat, certain) | |
| firm(adjective, calm, strong, hard, secure) | |
| stable(adjective, strong, secure, strain, flat) | |
| consistent(adjective, strong, strain, flat, certain) | |
| constant(adjective, calm, strong, secure, strain) | |
| steadfast(adjective, calm, strong, secure, strain) | |
| fixed(adjective, strong, hard, secure, severe) | |
| enduring(adjective, calm, strong, secure, strain) | |
| steady(adjective, calm, strong, secure, strain) | |
| refractory(adjective, hard, strain, rough, harsh) | |
| inflexible(adjective, set, strong, hard, secure) | |
| stubborn(adjective, steady, definite, fixed) | |
| obstinate(adjective, hard, fixed, inflexible) | |
| undeviating(adjective, strong, severe, flat, harsh) | |
| intractable(adjective, hard, fixed, inflexible) | |
| dogged(adjective, hard, fixed, inflexible) | |
| relentless(adjective, close, set, hard, severe) | |
| resolved(adjective, strong, certain, definite) | |
| abiding(adjective, calm, strong, secure, flat) | |
| unflinching(strong, certain, definite, fixed) |
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| APA | Smart Define. (2015). unalterable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unalterable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unalterable thesaurus" https://smartdefine.org/unalterable/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, unalterable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unalterable/thesaurus/synonyms>. |
| MLA | Smart Define. "unalterable thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/unalterable/thesaurus/synonyms> |